N9TPB
FCC License Search
🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 2026) · next update tomorrow 6:00 am CDT
Ask:
HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIKB1ZUI HAM
✅ Available for a vanity request — free since May 19, 2015.
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Not currently held · 1 holder on record · available since May 19, 2015
Previous holder: Michael L Umbricht
Held KB1ZUI Apr 30, 2013 → May 18, 2013 · first licensed Oct 17, 2006 as K1AD · 3 licenses · FRN 0022658934
-
📦 Moved: Pawtucket, RI → Providence, RI
- Licensee
- Michael L Umbricht
- Address
- 118 Manton Ave Ste 9
Providence, RI 02909-3365
- FRN
- 0022658934
- Previous call
- KB1ZUI (General)
- Last granted
- Feb 28, 2023
- Effective
- Feb 28, 2023
- Last action
- Feb 28, 2023
FCC actions (5)
- Feb 28, 2023 — License renewed LIREN
- Apr 10, 2015 — License modified LIMOD
- Oct 8, 2014 — Administrative update LIAUA
- May 18, 2013 — Vanity call sign granted VANGRT
- May 18, 2013 — License issued LIISS
-
📦 Moved: Providence, RI → Pawtucket, RI
- Licensee
- Michael L Umbricht
- Address
- 271 Glenwood Ave
Pawtucket, RI 02860
- FRN
- 0022658934
- Last granted
- Apr 30, 2013
- Effective
- Apr 30, 2013
- Last action
- May 18, 2013
FCC actions (3)
- May 18, 2013 — License canceled LICAN
- Apr 30, 2013 — License issued LIISS
- Apr 30, 2013 — Systematic call sign granted SYSGRT
-
- Licensee
- BROWN UNIVERSITY RADIO CLUB
- Address
- Attn: Michael L Umbricht
Brown University - Ladd Observatory - Box 1843
Providence, RI 02912
- FRN
- 0022658934
- Trustee
- W9GYR
- Last granted
- Dec 20, 2016
- Effective
- Dec 20, 2016
- Last action
- Dec 20, 2016
FCC actions (6)
- Dec 20, 2016 — License renewed LIREN
- Mar 1, 2016 — Administrative update LIAUA
- Sep 30, 2013 — Administrative update LIAUA
- Sep 27, 2013 — License modified LIMOD
- Mar 15, 2007 — License renewed LIREN
- Oct 17, 2006 — FCC action ESCFRN
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Mar 28, 2015 → Sep 27, 2026 · 35 snapshots · as W9GYR
Michael L Umbricht
118 Manton Ave Ste 9, Providence, RI 02909-3365 - Seen Oct 22, 2013 → Sep 27, 2026 · 41 snapshots · as KB1ZUI
Michael L Umbricht
271 Glenwood Ave, Pawtucket, RI 02860 - Seen Oct 22, 2013 → Sep 27, 2026 · 38 snapshots · as K1AD
BROWN UNIVERSITY RADIO CLUB
Attn: Michael L Umbricht
Brown University - Ladd Observatory - Box 1843, Providence, RI 02912 - Seen May 27, 2010 → Apr 12, 2013 · 8 snapshots · as K1AD
THE BROWN RADIO CLUB
Attn: GREGORY J GALER
9 Day St, North Easton, MA 02356 - Seen Nov 7, 2004 · 1 snapshot · as K1AD
THE BROWN RADIO CLUB
214 CENTRAL AVE, SEEKONK, MA 02771
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KB1ZUI in the last 24 hours. They show up here within seconds of KB1ZUI beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.